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-rw-r--r--drivers/scsi/dpt/dpti_i2o.h459
1 files changed, 459 insertions, 0 deletions
diff --git a/drivers/scsi/dpt/dpti_i2o.h b/drivers/scsi/dpt/dpti_i2o.h
new file mode 100644
index 000000000000..a9585f5235d9
--- /dev/null
+++ b/drivers/scsi/dpt/dpti_i2o.h
@@ -0,0 +1,459 @@
+#ifndef _SCSI_I2O_H
+#define _SCSI_I2O_H
+
+/* I2O kernel space accessible structures/APIs
+ *
+ * (c) Copyright 1999, 2000 Red Hat Software
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ *
+ *************************************************************************
+ *
+ * This header file defined the I2O APIs/structures for use by
+ * the I2O kernel modules.
+ *
+ */
+
+#ifdef __KERNEL__ /* This file to be included by kernel only */
+
+#include <linux/i2o-dev.h>
+
+#include <asm/semaphore.h> /* Needed for MUTEX init macros */
+#include <linux/version.h>
+#include <linux/config.h>
+#include <linux/notifier.h>
+#include <asm/atomic.h>
+
+
+/*
+ * Tunable parameters first
+ */
+
+/* How many different OSM's are we allowing */
+#define MAX_I2O_MODULES 64
+
+#define I2O_EVT_CAPABILITY_OTHER 0x01
+#define I2O_EVT_CAPABILITY_CHANGED 0x02
+
+#define I2O_EVT_SENSOR_STATE_CHANGED 0x01
+
+//#ifdef __KERNEL__ /* ioctl stuff only thing exported to users */
+
+#define I2O_MAX_MANAGERS 4
+
+/*
+ * I2O Interface Objects
+ */
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)
+
+#define DECLARE_MUTEX(name) struct semaphore name=MUTEX
+
+typedef struct wait_queue *adpt_wait_queue_head_t;
+#define ADPT_DECLARE_WAIT_QUEUE_HEAD(wait) adpt_wait_queue_head_t wait = NULL
+typedef struct wait_queue adpt_wait_queue_t;
+#else
+
+#include <linux/wait.h>
+typedef wait_queue_head_t adpt_wait_queue_head_t;
+#define ADPT_DECLARE_WAIT_QUEUE_HEAD(wait) DECLARE_WAIT_QUEUE_HEAD(wait)
+typedef wait_queue_t adpt_wait_queue_t;
+
+#endif
+/*
+ * message structures
+ */
+
+struct i2o_message
+{
+ u8 version_offset;
+ u8 flags;
+ u16 size;
+ u32 target_tid:12;
+ u32 init_tid:12;
+ u32 function:8;
+ u32 initiator_context;
+ /* List follows */
+};
+
+struct adpt_device;
+struct _adpt_hba;
+struct i2o_device
+{
+ struct i2o_device *next; /* Chain */
+ struct i2o_device *prev;
+
+ char dev_name[8]; /* linux /dev name if available */
+ i2o_lct_entry lct_data;/* Device LCT information */
+ u32 flags;
+ struct proc_dir_entry* proc_entry; /* /proc dir */
+ struct adpt_device *owner;
+ struct _adpt_hba *controller; /* Controlling IOP */
+};
+
+/*
+ * Each I2O controller has one of these objects
+ */
+
+struct i2o_controller
+{
+ char name[16];
+ int unit;
+ int type;
+ int enabled;
+
+ struct notifier_block *event_notifer; /* Events */
+ atomic_t users;
+ struct i2o_device *devices; /* I2O device chain */
+ struct i2o_controller *next; /* Controller chain */
+
+};
+
+/*
+ * I2O System table entry
+ */
+struct i2o_sys_tbl_entry
+{
+ u16 org_id;
+ u16 reserved1;
+ u32 iop_id:12;
+ u32 reserved2:20;
+ u16 seg_num:12;
+ u16 i2o_version:4;
+ u8 iop_state;
+ u8 msg_type;
+ u16 frame_size;
+ u16 reserved3;
+ u32 last_changed;
+ u32 iop_capabilities;
+ u32 inbound_low;
+ u32 inbound_high;
+};
+
+struct i2o_sys_tbl
+{
+ u8 num_entries;
+ u8 version;
+ u16 reserved1;
+ u32 change_ind;
+ u32 reserved2;
+ u32 reserved3;
+ struct i2o_sys_tbl_entry iops[0];
+};
+
+/*
+ * I2O classes / subclasses
+ */
+
+/* Class ID and Code Assignments
+ * (LCT.ClassID.Version field)
+ */
+#define I2O_CLASS_VERSION_10 0x00
+#define I2O_CLASS_VERSION_11 0x01
+
+/* Class code names
+ * (from v1.5 Table 6-1 Class Code Assignments.)
+ */
+
+#define I2O_CLASS_EXECUTIVE 0x000
+#define I2O_CLASS_DDM 0x001
+#define I2O_CLASS_RANDOM_BLOCK_STORAGE 0x010
+#define I2O_CLASS_SEQUENTIAL_STORAGE 0x011
+#define I2O_CLASS_LAN 0x020
+#define I2O_CLASS_WAN 0x030
+#define I2O_CLASS_FIBRE_CHANNEL_PORT 0x040
+#define I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL 0x041
+#define I2O_CLASS_SCSI_PERIPHERAL 0x051
+#define I2O_CLASS_ATE_PORT 0x060
+#define I2O_CLASS_ATE_PERIPHERAL 0x061
+#define I2O_CLASS_FLOPPY_CONTROLLER 0x070
+#define I2O_CLASS_FLOPPY_DEVICE 0x071
+#define I2O_CLASS_BUS_ADAPTER_PORT 0x080
+#define I2O_CLASS_PEER_TRANSPORT_AGENT 0x090
+#define I2O_CLASS_PEER_TRANSPORT 0x091
+
+/* Rest of 0x092 - 0x09f reserved for peer-to-peer classes
+ */
+
+#define I2O_CLASS_MATCH_ANYCLASS 0xffffffff
+
+/* Subclasses
+ */
+
+#define I2O_SUBCLASS_i960 0x001
+#define I2O_SUBCLASS_HDM 0x020
+#define I2O_SUBCLASS_ISM 0x021
+
+/* Operation functions */
+
+#define I2O_PARAMS_FIELD_GET 0x0001
+#define I2O_PARAMS_LIST_GET 0x0002
+#define I2O_PARAMS_MORE_GET 0x0003
+#define I2O_PARAMS_SIZE_GET 0x0004
+#define I2O_PARAMS_TABLE_GET 0x0005
+#define I2O_PARAMS_FIELD_SET 0x0006
+#define I2O_PARAMS_LIST_SET 0x0007
+#define I2O_PARAMS_ROW_ADD 0x0008
+#define I2O_PARAMS_ROW_DELETE 0x0009
+#define I2O_PARAMS_TABLE_CLEAR 0x000A
+
+/*
+ * I2O serial number conventions / formats
+ * (circa v1.5)
+ */
+
+#define I2O_SNFORMAT_UNKNOWN 0
+#define I2O_SNFORMAT_BINARY 1
+#define I2O_SNFORMAT_ASCII 2
+#define I2O_SNFORMAT_UNICODE 3
+#define I2O_SNFORMAT_LAN48_MAC 4
+#define I2O_SNFORMAT_WAN 5
+
+/* Plus new in v2.0 (Yellowstone pdf doc)
+ */
+
+#define I2O_SNFORMAT_LAN64_MAC 6
+#define I2O_SNFORMAT_DDM 7
+#define I2O_SNFORMAT_IEEE_REG64 8
+#define I2O_SNFORMAT_IEEE_REG128 9
+#define I2O_SNFORMAT_UNKNOWN2 0xff
+
+/* Transaction Reply Lists (TRL) Control Word structure */
+
+#define TRL_SINGLE_FIXED_LENGTH 0x00
+#define TRL_SINGLE_VARIABLE_LENGTH 0x40
+#define TRL_MULTIPLE_FIXED_LENGTH 0x80
+
+/*
+ * Messaging API values
+ */
+
+#define I2O_CMD_ADAPTER_ASSIGN 0xB3
+#define I2O_CMD_ADAPTER_READ 0xB2
+#define I2O_CMD_ADAPTER_RELEASE 0xB5
+#define I2O_CMD_BIOS_INFO_SET 0xA5
+#define I2O_CMD_BOOT_DEVICE_SET 0xA7
+#define I2O_CMD_CONFIG_VALIDATE 0xBB
+#define I2O_CMD_CONN_SETUP 0xCA
+#define I2O_CMD_DDM_DESTROY 0xB1
+#define I2O_CMD_DDM_ENABLE 0xD5
+#define I2O_CMD_DDM_QUIESCE 0xC7
+#define I2O_CMD_DDM_RESET 0xD9
+#define I2O_CMD_DDM_SUSPEND 0xAF
+#define I2O_CMD_DEVICE_ASSIGN 0xB7
+#define I2O_CMD_DEVICE_RELEASE 0xB9
+#define I2O_CMD_HRT_GET 0xA8
+#define I2O_CMD_ADAPTER_CLEAR 0xBE
+#define I2O_CMD_ADAPTER_CONNECT 0xC9
+#define I2O_CMD_ADAPTER_RESET 0xBD
+#define I2O_CMD_LCT_NOTIFY 0xA2
+#define I2O_CMD_OUTBOUND_INIT 0xA1
+#define I2O_CMD_PATH_ENABLE 0xD3
+#define I2O_CMD_PATH_QUIESCE 0xC5
+#define I2O_CMD_PATH_RESET 0xD7
+#define I2O_CMD_STATIC_MF_CREATE 0xDD
+#define I2O_CMD_STATIC_MF_RELEASE 0xDF
+#define I2O_CMD_STATUS_GET 0xA0
+#define I2O_CMD_SW_DOWNLOAD 0xA9
+#define I2O_CMD_SW_UPLOAD 0xAB
+#define I2O_CMD_SW_REMOVE 0xAD
+#define I2O_CMD_SYS_ENABLE 0xD1
+#define I2O_CMD_SYS_MODIFY 0xC1
+#define I2O_CMD_SYS_QUIESCE 0xC3
+#define I2O_CMD_SYS_TAB_SET 0xA3
+
+#define I2O_CMD_UTIL_NOP 0x00
+#define I2O_CMD_UTIL_ABORT 0x01
+#define I2O_CMD_UTIL_CLAIM 0x09
+#define I2O_CMD_UTIL_RELEASE 0x0B
+#define I2O_CMD_UTIL_PARAMS_GET 0x06
+#define I2O_CMD_UTIL_PARAMS_SET 0x05
+#define I2O_CMD_UTIL_EVT_REGISTER 0x13
+#define I2O_CMD_UTIL_EVT_ACK 0x14
+#define I2O_CMD_UTIL_CONFIG_DIALOG 0x10
+#define I2O_CMD_UTIL_DEVICE_RESERVE 0x0D
+#define I2O_CMD_UTIL_DEVICE_RELEASE 0x0F
+#define I2O_CMD_UTIL_LOCK 0x17
+#define I2O_CMD_UTIL_LOCK_RELEASE 0x19
+#define I2O_CMD_UTIL_REPLY_FAULT_NOTIFY 0x15
+
+#define I2O_CMD_SCSI_EXEC 0x81
+#define I2O_CMD_SCSI_ABORT 0x83
+#define I2O_CMD_SCSI_BUSRESET 0x27
+
+#define I2O_CMD_BLOCK_READ 0x30
+#define I2O_CMD_BLOCK_WRITE 0x31
+#define I2O_CMD_BLOCK_CFLUSH 0x37
+#define I2O_CMD_BLOCK_MLOCK 0x49
+#define I2O_CMD_BLOCK_MUNLOCK 0x4B
+#define I2O_CMD_BLOCK_MMOUNT 0x41
+#define I2O_CMD_BLOCK_MEJECT 0x43
+
+#define I2O_PRIVATE_MSG 0xFF
+
+/*
+ * Init Outbound Q status
+ */
+
+#define I2O_CMD_OUTBOUND_INIT_IN_PROGRESS 0x01
+#define I2O_CMD_OUTBOUND_INIT_REJECTED 0x02
+#define I2O_CMD_OUTBOUND_INIT_FAILED 0x03
+#define I2O_CMD_OUTBOUND_INIT_COMPLETE 0x04
+
+/*
+ * I2O Get Status State values
+ */
+
+#define ADAPTER_STATE_INITIALIZING 0x01
+#define ADAPTER_STATE_RESET 0x02
+#define ADAPTER_STATE_HOLD 0x04
+#define ADAPTER_STATE_READY 0x05
+#define ADAPTER_STATE_OPERATIONAL 0x08
+#define ADAPTER_STATE_FAILED 0x10
+#define ADAPTER_STATE_FAULTED 0x11
+
+/* I2O API function return values */
+
+#define I2O_RTN_NO_ERROR 0
+#define I2O_RTN_NOT_INIT 1
+#define I2O_RTN_FREE_Q_EMPTY 2
+#define I2O_RTN_TCB_ERROR 3
+#define I2O_RTN_TRANSACTION_ERROR 4
+#define I2O_RTN_ADAPTER_ALREADY_INIT 5
+#define I2O_RTN_MALLOC_ERROR 6
+#define I2O_RTN_ADPTR_NOT_REGISTERED 7
+#define I2O_RTN_MSG_REPLY_TIMEOUT 8
+#define I2O_RTN_NO_STATUS 9
+#define I2O_RTN_NO_FIRM_VER 10
+#define I2O_RTN_NO_LINK_SPEED 11
+
+/* Reply message status defines for all messages */
+
+#define I2O_REPLY_STATUS_SUCCESS 0x00
+#define I2O_REPLY_STATUS_ABORT_DIRTY 0x01
+#define I2O_REPLY_STATUS_ABORT_NO_DATA_TRANSFER 0x02
+#define I2O_REPLY_STATUS_ABORT_PARTIAL_TRANSFER 0x03
+#define I2O_REPLY_STATUS_ERROR_DIRTY 0x04
+#define I2O_REPLY_STATUS_ERROR_NO_DATA_TRANSFER 0x05
+#define I2O_REPLY_STATUS_ERROR_PARTIAL_TRANSFER 0x06
+#define I2O_REPLY_STATUS_PROCESS_ABORT_DIRTY 0x08
+#define I2O_REPLY_STATUS_PROCESS_ABORT_NO_DATA_TRANSFER 0x09
+#define I2O_REPLY_STATUS_PROCESS_ABORT_PARTIAL_TRANSFER 0x0A
+#define I2O_REPLY_STATUS_TRANSACTION_ERROR 0x0B
+#define I2O_REPLY_STATUS_PROGRESS_REPORT 0x80
+
+/* Status codes and Error Information for Parameter functions */
+
+#define I2O_PARAMS_STATUS_SUCCESS 0x00
+#define I2O_PARAMS_STATUS_BAD_KEY_ABORT 0x01
+#define I2O_PARAMS_STATUS_BAD_KEY_CONTINUE 0x02
+#define I2O_PARAMS_STATUS_BUFFER_FULL 0x03
+#define I2O_PARAMS_STATUS_BUFFER_TOO_SMALL 0x04
+#define I2O_PARAMS_STATUS_FIELD_UNREADABLE 0x05
+#define I2O_PARAMS_STATUS_FIELD_UNWRITEABLE 0x06
+#define I2O_PARAMS_STATUS_INSUFFICIENT_FIELDS 0x07
+#define I2O_PARAMS_STATUS_INVALID_GROUP_ID 0x08
+#define I2O_PARAMS_STATUS_INVALID_OPERATION 0x09
+#define I2O_PARAMS_STATUS_NO_KEY_FIELD 0x0A
+#define I2O_PARAMS_STATUS_NO_SUCH_FIELD 0x0B
+#define I2O_PARAMS_STATUS_NON_DYNAMIC_GROUP 0x0C
+#define I2O_PARAMS_STATUS_OPERATION_ERROR 0x0D
+#define I2O_PARAMS_STATUS_SCALAR_ERROR 0x0E
+#define I2O_PARAMS_STATUS_TABLE_ERROR 0x0F
+#define I2O_PARAMS_STATUS_WRONG_GROUP_TYPE 0x10
+
+/* DetailedStatusCode defines for Executive, DDM, Util and Transaction error
+ * messages: Table 3-2 Detailed Status Codes.*/
+
+#define I2O_DSC_SUCCESS 0x0000
+#define I2O_DSC_BAD_KEY 0x0002
+#define I2O_DSC_TCL_ERROR 0x0003
+#define I2O_DSC_REPLY_BUFFER_FULL 0x0004
+#define I2O_DSC_NO_SUCH_PAGE 0x0005
+#define I2O_DSC_INSUFFICIENT_RESOURCE_SOFT 0x0006
+#define I2O_DSC_INSUFFICIENT_RESOURCE_HARD 0x0007
+#define I2O_DSC_CHAIN_BUFFER_TOO_LARGE 0x0009
+#define I2O_DSC_UNSUPPORTED_FUNCTION 0x000A
+#define I2O_DSC_DEVICE_LOCKED 0x000B
+#define I2O_DSC_DEVICE_RESET 0x000C
+#define I2O_DSC_INAPPROPRIATE_FUNCTION 0x000D
+#define I2O_DSC_INVALID_INITIATOR_ADDRESS 0x000E
+#define I2O_DSC_INVALID_MESSAGE_FLAGS 0x000F
+#define I2O_DSC_INVALID_OFFSET 0x0010
+#define I2O_DSC_INVALID_PARAMETER 0x0011
+#define I2O_DSC_INVALID_REQUEST 0x0012
+#define I2O_DSC_INVALID_TARGET_ADDRESS 0x0013
+#define I2O_DSC_MESSAGE_TOO_LARGE 0x0014
+#define I2O_DSC_MESSAGE_TOO_SMALL 0x0015
+#define I2O_DSC_MISSING_PARAMETER 0x0016
+#define I2O_DSC_TIMEOUT 0x0017
+#define I2O_DSC_UNKNOWN_ERROR 0x0018
+#define I2O_DSC_UNKNOWN_FUNCTION 0x0019
+#define I2O_DSC_UNSUPPORTED_VERSION 0x001A
+#define I2O_DSC_DEVICE_BUSY 0x001B
+#define I2O_DSC_DEVICE_NOT_AVAILABLE 0x001C
+
+/* Device Claim Types */
+#define I2O_CLAIM_PRIMARY 0x01000000
+#define I2O_CLAIM_MANAGEMENT 0x02000000
+#define I2O_CLAIM_AUTHORIZED 0x03000000
+#define I2O_CLAIM_SECONDARY 0x04000000
+
+/* Message header defines for VersionOffset */
+#define I2OVER15 0x0001
+#define I2OVER20 0x0002
+/* Default is 1.5, FIXME: Need support for both 1.5 and 2.0 */
+#define I2OVERSION I2OVER15
+#define SGL_OFFSET_0 I2OVERSION
+#define SGL_OFFSET_4 (0x0040 | I2OVERSION)
+#define SGL_OFFSET_5 (0x0050 | I2OVERSION)
+#define SGL_OFFSET_6 (0x0060 | I2OVERSION)
+#define SGL_OFFSET_7 (0x0070 | I2OVERSION)
+#define SGL_OFFSET_8 (0x0080 | I2OVERSION)
+#define SGL_OFFSET_9 (0x0090 | I2OVERSION)
+#define SGL_OFFSET_10 (0x00A0 | I2OVERSION)
+#define SGL_OFFSET_12 (0x00C0 | I2OVERSION)
+
+#define TRL_OFFSET_5 (0x0050 | I2OVERSION)
+#define TRL_OFFSET_6 (0x0060 | I2OVERSION)
+
+ /* msg header defines for MsgFlags */
+#define MSG_STATIC 0x0100
+#define MSG_64BIT_CNTXT 0x0200
+#define MSG_MULTI_TRANS 0x1000
+#define MSG_FAIL 0x2000
+#define MSG_LAST 0x4000
+#define MSG_REPLY 0x8000
+
+ /* minimum size msg */
+#define THREE_WORD_MSG_SIZE 0x00030000
+#define FOUR_WORD_MSG_SIZE 0x00040000
+#define FIVE_WORD_MSG_SIZE 0x00050000
+#define SIX_WORD_MSG_SIZE 0x00060000
+#define SEVEN_WORD_MSG_SIZE 0x00070000
+#define EIGHT_WORD_MSG_SIZE 0x00080000
+#define NINE_WORD_MSG_SIZE 0x00090000
+#define TEN_WORD_MSG_SIZE 0x000A0000
+#define I2O_MESSAGE_SIZE(x) ((x)<<16)
+
+
+/* Special TID Assignments */
+
+#define ADAPTER_TID 0
+#define HOST_TID 1
+
+#define MSG_FRAME_SIZE 128
+#define NMBR_MSG_FRAMES 128
+
+#define MSG_POOL_SIZE 16384
+
+#define I2O_POST_WAIT_OK 0
+#define I2O_POST_WAIT_TIMEOUT -ETIMEDOUT
+
+
+#endif /* __KERNEL__ */
+
+#endif /* _SCSI_I2O_H */